FR2703455B1 - Pyromètre bichromatique. - Google Patents

Pyromètre bichromatique.

Info

Publication number
FR2703455B1
FR2703455B1 FR9303848A FR9303848A FR2703455B1 FR 2703455 B1 FR2703455 B1 FR 2703455B1 FR 9303848 A FR9303848 A FR 9303848A FR 9303848 A FR9303848 A FR 9303848A FR 2703455 B1 FR2703455 B1 FR 2703455B1
Authority
FR
France
Prior art keywords
bichromatic pyrometer
bichromatic
pyrometer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
FR9303848A
Other languages
English (en)
French (fr)
Other versions
FR2703455A1 (fr
Inventor
Jacques Fally
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EUROP GAS TURBINES SA
Original Assignee
EUROP GAS TURBINES SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by EUROP GAS TURBINES SA filed Critical EUROP GAS TURBINES SA
Priority to FR9303848A priority Critical patent/FR2703455B1/fr
Priority to US08/220,020 priority patent/US5507576A/en
Priority to EP94400703A priority patent/EP0618432A3/de
Priority to FI941540A priority patent/FI941540A/fi
Publication of FR2703455A1 publication Critical patent/FR2703455A1/fr
Application granted granted Critical
Publication of FR2703455B1 publication Critical patent/FR2703455B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/60—Radiation pyrometry, e.g. infrared or optical thermometry using determination of colour temperature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/60—Radiation pyrometry, e.g. infrared or optical thermometry using determination of colour temperature
    • G01J2005/607—Radiation pyrometry, e.g. infrared or optical thermometry using determination of colour temperature on two separate detectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Radiation Pyrometers (AREA)
FR9303848A 1993-04-01 1993-04-01 Pyromètre bichromatique. Expired - Lifetime FR2703455B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR9303848A FR2703455B1 (fr) 1993-04-01 1993-04-01 Pyromètre bichromatique.
US08/220,020 US5507576A (en) 1993-04-01 1994-03-30 Bichromatic pyrometer
EP94400703A EP0618432A3 (de) 1993-04-01 1994-03-31 Zwei-Farben Pyrometer.
FI941540A FI941540A (fi) 1993-04-01 1994-03-31 Bikromaattinen pyrometri

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9303848A FR2703455B1 (fr) 1993-04-01 1993-04-01 Pyromètre bichromatique.

Publications (2)

Publication Number Publication Date
FR2703455A1 FR2703455A1 (fr) 1994-10-07
FR2703455B1 true FR2703455B1 (fr) 1995-05-12

Family

ID=9445644

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9303848A Expired - Lifetime FR2703455B1 (fr) 1993-04-01 1993-04-01 Pyromètre bichromatique.

Country Status (4)

Country Link
US (1) US5507576A (de)
EP (1) EP0618432A3 (de)
FI (1) FI941540A (de)
FR (1) FR2703455B1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2726081B1 (fr) * 1994-10-21 1997-01-10 Europ Propulsion Pyrometre bichromatique rapide a fibre optique
US5857775A (en) * 1995-09-05 1999-01-12 Tyco Group S.A.R.L. Thermometer probe having a watertight seal
US5659133A (en) * 1996-04-22 1997-08-19 Astropower, Inc. High-temperature optical combustion chamber sensor
US5815410A (en) * 1996-05-03 1998-09-29 Raytek Subsidiary, Inc. Ratio type infrared thermometer
NL1003196C2 (nl) * 1996-05-23 1997-11-25 Kema Nv Inrichting voor het contactloos meten van de temperatuur van bewegende lichamen.
DE19736276B4 (de) * 1997-08-21 2006-07-27 Alstom Technology Ltd Optisches Pyrometer für Gasturbinen
DE19858276B4 (de) * 1998-12-17 2008-11-06 Alstom Vorrichtung zur Erfassung der Temperaturverteilung an thermisch hoch belasteten Komponenten einer Gasturbinenanlage
WO2000058700A1 (fr) * 1999-03-30 2000-10-05 Tokyo Electron Limited Systeme de mesure de temperature
EP1240486A1 (de) * 1999-12-22 2002-09-18 Siemens Westinghouse Power Corporation Verfahren und apparatus zum on-line messen einer störung in wärmedämmschichten einer turbine
US7690840B2 (en) * 1999-12-22 2010-04-06 Siemens Energy, Inc. Method and apparatus for measuring on-line failure of turbine thermal barrier coatings
US6698920B1 (en) * 2000-05-08 2004-03-02 General Electric Company Temperature measuring system and optical switch used therein
US6787757B2 (en) * 2001-05-03 2004-09-07 Microsemi Corporation Apparatus and methods for generating an electronic signal responsive to selected light
DE10152619A1 (de) * 2001-10-25 2003-05-15 Zinser Synthetics Gmbh Vorrichtung zur Messung der Temperatur eines beweglichen Maschinenelements, insbesondere der Galette einer Spinnereimaschine
US20040179575A1 (en) * 2003-01-23 2004-09-16 Markham James R. Instrument for temperature and condition monitoring of advanced turbine blades
US7632012B2 (en) * 2005-09-01 2009-12-15 Siemens Energy, Inc. Method of measuring in situ differential emissivity and temperature
US7432505B2 (en) * 2006-05-04 2008-10-07 Siemens Power Generation, Inc. Infrared-based method and apparatus for online detection of cracks in steam turbine components
US7633066B2 (en) * 2006-05-22 2009-12-15 General Electric Company Multiwavelength pyrometry systems
US20090297336A1 (en) * 2007-08-21 2009-12-03 General Electric Company Online systems and methods for thermal inspection of parts
US8292501B1 (en) * 2008-05-13 2012-10-23 Florida Turbine Technologies, Inc. Turbopump with cavitation detection
US8790006B2 (en) * 2009-11-30 2014-07-29 General Electric Company Multiwavelength thermometer
US9482596B2 (en) * 2013-06-24 2016-11-01 General Electric Company Optical monitoring system for a gas turbine engine
CA2934583C (en) * 2014-01-08 2022-08-30 Vesuvius Group, Sa Optical pyrometer.

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2237713A (en) * 1938-09-20 1941-04-08 Battelle Memorial Institute Optical pyrometer
US3435237A (en) * 1965-01-21 1969-03-25 Prd Electronics Inc Radiation discriminator means
US3611805A (en) * 1969-07-28 1971-10-12 Chino Works Ltd Radiation thermometer
GB1254998A (en) * 1969-09-20 1971-11-24 Siemens Ag Colour pyrometers
US3922550A (en) * 1973-12-28 1975-11-25 Raytheon Co Radiometric system
DE2405651B2 (de) * 1974-02-04 1980-08-14 Mannesmann Ag, 4000 Duesseldorf Pyrometer
JPS5339175A (en) * 1976-09-21 1978-04-10 Smiths Industries Ltd Optical apparatus
GB1602160A (en) * 1978-04-26 1981-11-11 Negretti & Zambra Aviat Ltd Pyrometers
JPS5646436A (en) * 1979-09-21 1981-04-27 Mitsubishi Electric Corp Temperature detector
JPS5677728A (en) * 1979-11-30 1981-06-26 Chino Works Ltd Radiation thermometer
JPS57153228A (en) * 1981-03-18 1982-09-21 Shimadzu Corp Measuring apparatus for temperature of atomizing furnace of sample for atom absorptiometry
JPS5852532A (ja) * 1981-09-24 1983-03-28 Seiichi Okuhara 色温度計
US4692025A (en) * 1984-05-30 1987-09-08 Sharp Kabushiki Kaisha Semiconductor color sensor detection circuit
US4765752A (en) * 1985-03-05 1988-08-23 Land Infrared Limited Radiation thermometers
JPS61225626A (ja) * 1985-03-29 1986-10-07 Mitsubishi Electric Corp 光計測装置
US4764025A (en) * 1985-08-08 1988-08-16 Rosemount Inc. Turbine blade temperature detecting pyrometer
EP0218157A3 (de) * 1985-10-07 1988-03-09 INTERATOM Gesellschaft mit beschränkter Haftung Präzisionspyrometer
US4681434A (en) * 1985-11-14 1987-07-21 United Technologies Corporation Dual spectra optical pyrometer having a serial array of photodectectors
GB8613622D0 (en) * 1986-06-05 1986-07-09 Smiths Industries Plc Pyrometer systems
US4881823A (en) * 1988-03-29 1989-11-21 Purdue Research Foundation Radiation thermometry

Also Published As

Publication number Publication date
US5507576A (en) 1996-04-16
FR2703455A1 (fr) 1994-10-07
EP0618432A3 (de) 1995-09-06
FI941540A0 (fi) 1994-03-31
EP0618432A2 (de) 1994-10-05
FI941540A (fi) 1994-10-02

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